test_loader.py 文件源码

def test_loadTestsFromName__module_not_loaded(self):
        # We're going to try to load this module as a side-effect, so it
        # better not be loaded before we try.
        #
        module_name = 'unittest2.test.dummy'
        sys.modules.pop(module_name, None)

        loader = unittest2.TestLoader()
        try:
            suite = loader.loadTestsFromName(module_name)

            self.assertIsInstance(suite, loader.suiteClass)
            self.assertEqual(list(suite), [])

            # module should now be loaded, thanks to loadTestsFromName()
            self.assertIn(module_name, sys.modules)
        finally:
            if module_name in sys.modules:
                del sys.modules[module_name]

    ################################################################
    ### Tests for TestLoader.loadTestsFromName()

    ### Tests for TestLoader.loadTestsFromNames()
    ################################################################